ZIP Code 06243

06243 is one of Connecticut's ZIP codes, delivering to addresses in East Killingly, Northeastern Connecticut Planning Region.

City: East Killingly
Planning region: Northeastern Connecticut Planning Region
State: Connecticut
Prefix: 062xx

Where this code sits

06243 is part of the 062xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to East Killingly.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 06243 delivers to without sharing its boundary.

ZIP codes nearest 06243

The ZIP codes whose reference points sit closest to 06243.
ZIP code	Distance	Delivers to
ZIP code 06241	3.4 mi	Dayville, CT
ZIP code 06233	3.7 mi	Ballouville, CT
ZIP code 06239	5.2 mi	Danielson, CT
ZIP code 06263	5.4 mi	Rogers, CT
ZIP code 02825	6.2 mi	Foster, RI
ZIP code 06260	7.0 mi	Putnam, CT
ZIP code 02814	8.0 mi	Chepachet, RI
ZIP code 02815	8.2 mi	Clayville, RI

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 06243, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope ZIP code 06243. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.